1916, 1¢ green, red "War Stamp" overprint, exhibit page with both varieties of overprint including strip of three (two large font and one small font), single with 13 stars overprint, two covers with se-tenant strips of three (large font and other 13-star type) overpaying the 2¢ letter rate to and from Charles S. Thompson, and 1917 Red Cross War Fund check from George H. Grinnell (of Hawaiian Missionary forgery fame) used illegally, Very Fine and interesting. Scott No. 462 var.  Estimate $200 - 300. Several philatelists promoted War Stamp Overprints to help finance the World War I war effort. The examples offered here were created by Charles S. Thompson, a philatelic writer of the period. He used the stamps to overpay his letter mail. The stamps were overprinted se-tenant with three different fonts. A second printing was made with the 13-star design. $0 (Image)